<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html lang="en">
<head>
<title>Source code</title>
<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
</head>
<body>
<div class="sourceContainer">
<pre><span class="sourceLineNo">001</span>/* ======================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free Java chart library<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ======================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * --------------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * CustomPieURLGenerator.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * --------------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2004-2008, by David Basten and Contributors.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  David Basten;<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributors:     -;<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes:<a name="line.35"></a>
<span class="sourceLineNo">036</span> * --------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 04-Feb-2004 : Version 1, contributed by David Basten based on<a name="line.37"></a>
<span class="sourceLineNo">038</span> *               CustomXYURLGenerator by Richard Atkinson (added to main source<a name="line.38"></a>
<span class="sourceLineNo">039</span> *               tree on 25-May-2004);<a name="line.39"></a>
<span class="sourceLineNo">040</span> *<a name="line.40"></a>
<span class="sourceLineNo">041</span> */<a name="line.41"></a>
<span class="sourceLineNo">042</span><a name="line.42"></a>
<span class="sourceLineNo">043</span>package org.jfree.chart.urls;<a name="line.43"></a>
<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span>import java.io.Serializable;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import java.util.ArrayList;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import java.util.HashMap;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import java.util.Iterator;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import java.util.Map;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import java.util.Set;<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.jfree.chart.plot.MultiplePiePlot;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import org.jfree.data.general.PieDataset;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.jfree.util.PublicCloneable;<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span>/**<a name="line.56"></a>
<span class="sourceLineNo">057</span> * A custom URL generator for pie charts.<a name="line.57"></a>
<span class="sourceLineNo">058</span> */<a name="line.58"></a>
<span class="sourceLineNo">059</span>public class CustomPieURLGenerator implements PieURLGenerator,<a name="line.59"></a>
<span class="sourceLineNo">060</span>        Cloneable, PublicCloneable, Serializable {<a name="line.60"></a>
<span class="sourceLineNo">061</span><a name="line.61"></a>
<span class="sourceLineNo">062</span>    /** For serialization. */<a name="line.62"></a>
<span class="sourceLineNo">063</span>    private static final long serialVersionUID = 7100607670144900503L;<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span>    /** Storage for the URLs. */<a name="line.65"></a>
<span class="sourceLineNo">066</span>    private ArrayList urls;<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span>    /**<a name="line.68"></a>
<span class="sourceLineNo">069</span>     * Creates a new &lt;code&gt;CustomPieURLGenerator&lt;/code&gt; instance, initially<a name="line.69"></a>
<span class="sourceLineNo">070</span>     * empty.  Call {@link #addURLs(Map)} to specify the URL fragments to be<a name="line.70"></a>
<span class="sourceLineNo">071</span>     * used.<a name="line.71"></a>
<span class="sourceLineNo">072</span>     */<a name="line.72"></a>
<span class="sourceLineNo">073</span>    public CustomPieURLGenerator() {<a name="line.73"></a>
<span class="sourceLineNo">074</span>        this.urls = new ArrayList();<a name="line.74"></a>
<span class="sourceLineNo">075</span>    }<a name="line.75"></a>
<span class="sourceLineNo">076</span><a name="line.76"></a>
<span class="sourceLineNo">077</span>    /**<a name="line.77"></a>
<span class="sourceLineNo">078</span>     * Generates a URL fragment.<a name="line.78"></a>
<span class="sourceLineNo">079</span>     *<a name="line.79"></a>
<span class="sourceLineNo">080</span>     * @param dataset  the dataset (ignored).<a name="line.80"></a>
<span class="sourceLineNo">081</span>     * @param key  the item key.<a name="line.81"></a>
<span class="sourceLineNo">082</span>     * @param pieIndex  the pie index.<a name="line.82"></a>
<span class="sourceLineNo">083</span>     *<a name="line.83"></a>
<span class="sourceLineNo">084</span>     * @return A string containing the generated URL.<a name="line.84"></a>
<span class="sourceLineNo">085</span>     *<a name="line.85"></a>
<span class="sourceLineNo">086</span>     * @see #getURL(Comparable, int)<a name="line.86"></a>
<span class="sourceLineNo">087</span>     */<a name="line.87"></a>
<span class="sourceLineNo">088</span>    public String generateURL(PieDataset dataset, Comparable key,<a name="line.88"></a>
<span class="sourceLineNo">089</span>                              int pieIndex) {<a name="line.89"></a>
<span class="sourceLineNo">090</span>        return getURL(key, pieIndex);<a name="line.90"></a>
<span class="sourceLineNo">091</span>    }<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span>    /**<a name="line.93"></a>
<span class="sourceLineNo">094</span>     * Returns the number of URL maps stored by the renderer.<a name="line.94"></a>
<span class="sourceLineNo">095</span>     *<a name="line.95"></a>
<span class="sourceLineNo">096</span>     * @return The list count.<a name="line.96"></a>
<span class="sourceLineNo">097</span>     *<a name="line.97"></a>
<span class="sourceLineNo">098</span>     * @see #addURLs(Map)<a name="line.98"></a>
<span class="sourceLineNo">099</span>     */<a name="line.99"></a>
<span class="sourceLineNo">100</span>    public int getListCount() {<a name="line.100"></a>
<span class="sourceLineNo">101</span>        return this.urls.size();<a name="line.101"></a>
<span class="sourceLineNo">102</span>    }<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span>    /**<a name="line.104"></a>
<span class="sourceLineNo">105</span>     * Returns the number of URLs in a given map (specified by its position<a name="line.105"></a>
<span class="sourceLineNo">106</span>     * in the map list).<a name="line.106"></a>
<span class="sourceLineNo">107</span>     *<a name="line.107"></a>
<span class="sourceLineNo">108</span>     * @param list  the list index (zero based).<a name="line.108"></a>
<span class="sourceLineNo">109</span>     *<a name="line.109"></a>
<span class="sourceLineNo">110</span>     * @return The URL count.<a name="line.110"></a>
<span class="sourceLineNo">111</span>     *<a name="line.111"></a>
<span class="sourceLineNo">112</span>     * @see #getListCount()<a name="line.112"></a>
<span class="sourceLineNo">113</span>     */<a name="line.113"></a>
<span class="sourceLineNo">114</span>    public int getURLCount(int list) {<a name="line.114"></a>
<span class="sourceLineNo">115</span>        int result = 0;<a name="line.115"></a>
<span class="sourceLineNo">116</span>        Map urlMap = (Map) this.urls.get(list);<a name="line.116"></a>
<span class="sourceLineNo">117</span>        if (urlMap != null) {<a name="line.117"></a>
<span class="sourceLineNo">118</span>            result = urlMap.size();<a name="line.118"></a>
<span class="sourceLineNo">119</span>        }<a name="line.119"></a>
<span class="sourceLineNo">120</span>        return result;<a name="line.120"></a>
<span class="sourceLineNo">121</span>    }<a name="line.121"></a>
<span class="sourceLineNo">122</span><a name="line.122"></a>
<span class="sourceLineNo">123</span>    /**<a name="line.123"></a>
<span class="sourceLineNo">124</span>     * Returns the URL for a section in the specified map.<a name="line.124"></a>
<span class="sourceLineNo">125</span>     *<a name="line.125"></a>
<span class="sourceLineNo">126</span>     * @param key  the key.<a name="line.126"></a>
<span class="sourceLineNo">127</span>     * @param mapIndex  the map index.<a name="line.127"></a>
<span class="sourceLineNo">128</span>     *<a name="line.128"></a>
<span class="sourceLineNo">129</span>     * @return The URL.<a name="line.129"></a>
<span class="sourceLineNo">130</span>     */<a name="line.130"></a>
<span class="sourceLineNo">131</span>    public String getURL(Comparable key, int mapIndex) {<a name="line.131"></a>
<span class="sourceLineNo">132</span>        String result = null;<a name="line.132"></a>
<span class="sourceLineNo">133</span>        if (mapIndex &lt; getListCount()) {<a name="line.133"></a>
<span class="sourceLineNo">134</span>            Map urlMap = (Map) this.urls.get(mapIndex);<a name="line.134"></a>
<span class="sourceLineNo">135</span>            if (urlMap != null) {<a name="line.135"></a>
<span class="sourceLineNo">136</span>                result = (String) urlMap.get(key);<a name="line.136"></a>
<span class="sourceLineNo">137</span>            }<a name="line.137"></a>
<span class="sourceLineNo">138</span>        }<a name="line.138"></a>
<span class="sourceLineNo">139</span>        return result;<a name="line.139"></a>
<span class="sourceLineNo">140</span>    }<a name="line.140"></a>
<span class="sourceLineNo">141</span><a name="line.141"></a>
<span class="sourceLineNo">142</span>    /**<a name="line.142"></a>
<span class="sourceLineNo">143</span>     * Adds a map containing &lt;code&gt;(key, URL)&lt;/code&gt; mappings where each<a name="line.143"></a>
<span class="sourceLineNo">144</span>     * &lt;code&gt;key&lt;/code&gt; is an instance of &lt;code&gt;Comparable&lt;/code&gt;<a name="line.144"></a>
<span class="sourceLineNo">145</span>     * (corresponding to the key for an item in a pie dataset) and each<a name="line.145"></a>
<span class="sourceLineNo">146</span>     * &lt;code&gt;URL&lt;/code&gt; is a &lt;code&gt;String&lt;/code&gt; representing a URL fragment.<a name="line.146"></a>
<span class="sourceLineNo">147</span>     * &lt;br&gt;&lt;br&gt;<a name="line.147"></a>
<span class="sourceLineNo">148</span>     * The map is appended to an internal list...you can add multiple maps<a name="line.148"></a>
<span class="sourceLineNo">149</span>     * if you are working with, say, a {@link MultiplePiePlot}.<a name="line.149"></a>
<span class="sourceLineNo">150</span>     *<a name="line.150"></a>
<span class="sourceLineNo">151</span>     * @param urlMap  the URLs (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.151"></a>
<span class="sourceLineNo">152</span>     */<a name="line.152"></a>
<span class="sourceLineNo">153</span>    public void addURLs(Map urlMap) {<a name="line.153"></a>
<span class="sourceLineNo">154</span>        this.urls.add(urlMap);<a name="line.154"></a>
<span class="sourceLineNo">155</span>    }<a name="line.155"></a>
<span class="sourceLineNo">156</span><a name="line.156"></a>
<span class="sourceLineNo">157</span>    /**<a name="line.157"></a>
<span class="sourceLineNo">158</span>     * Tests if this object is equal to another.<a name="line.158"></a>
<span class="sourceLineNo">159</span>     *<a name="line.159"></a>
<span class="sourceLineNo">160</span>     * @param o  the other object.<a name="line.160"></a>
<span class="sourceLineNo">161</span>     *<a name="line.161"></a>
<span class="sourceLineNo">162</span>     * @return A boolean.<a name="line.162"></a>
<span class="sourceLineNo">163</span>     */<a name="line.163"></a>
<span class="sourceLineNo">164</span>    public boolean equals(Object o) {<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span>        if (o == this) {<a name="line.166"></a>
<span class="sourceLineNo">167</span>            return true;<a name="line.167"></a>
<span class="sourceLineNo">168</span>        }<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span>        if (o instanceof CustomPieURLGenerator) {<a name="line.170"></a>
<span class="sourceLineNo">171</span>            CustomPieURLGenerator generator = (CustomPieURLGenerator) o;<a name="line.171"></a>
<span class="sourceLineNo">172</span>            if (getListCount() != generator.getListCount()) {<a name="line.172"></a>
<span class="sourceLineNo">173</span>                return false;<a name="line.173"></a>
<span class="sourceLineNo">174</span>            }<a name="line.174"></a>
<span class="sourceLineNo">175</span>            Set keySet;<a name="line.175"></a>
<span class="sourceLineNo">176</span>            for (int pieItem = 0; pieItem &lt; getListCount(); pieItem++) {<a name="line.176"></a>
<span class="sourceLineNo">177</span>                if (getURLCount(pieItem) != generator.getURLCount(pieItem)) {<a name="line.177"></a>
<span class="sourceLineNo">178</span>                    return false;<a name="line.178"></a>
<span class="sourceLineNo">179</span>                }<a name="line.179"></a>
<span class="sourceLineNo">180</span>                keySet = ((HashMap) this.urls.get(pieItem)).keySet();<a name="line.180"></a>
<span class="sourceLineNo">181</span>                String key;<a name="line.181"></a>
<span class="sourceLineNo">182</span>                for (Iterator i = keySet.iterator(); i.hasNext();) {<a name="line.182"></a>
<span class="sourceLineNo">183</span>                key = (String) i.next();<a name="line.183"></a>
<span class="sourceLineNo">184</span>                    if (!getURL(key, pieItem).equals(<a name="line.184"></a>
<span class="sourceLineNo">185</span>                            generator.getURL(key, pieItem))) {<a name="line.185"></a>
<span class="sourceLineNo">186</span>                        return false;<a name="line.186"></a>
<span class="sourceLineNo">187</span>                    }<a name="line.187"></a>
<span class="sourceLineNo">188</span>                }<a name="line.188"></a>
<span class="sourceLineNo">189</span>            }<a name="line.189"></a>
<span class="sourceLineNo">190</span>            return true;<a name="line.190"></a>
<span class="sourceLineNo">191</span>        }<a name="line.191"></a>
<span class="sourceLineNo">192</span>        return false;<a name="line.192"></a>
<span class="sourceLineNo">193</span>    }<a name="line.193"></a>
<span class="sourceLineNo">194</span><a name="line.194"></a>
<span class="sourceLineNo">195</span>    /**<a name="line.195"></a>
<span class="sourceLineNo">196</span>     * Returns a clone of the generator.<a name="line.196"></a>
<span class="sourceLineNo">197</span>     *<a name="line.197"></a>
<span class="sourceLineNo">198</span>     * @return A clone.<a name="line.198"></a>
<span class="sourceLineNo">199</span>     *<a name="line.199"></a>
<span class="sourceLineNo">200</span>     * @throws CloneNotSupportedException if cloning is not supported.<a name="line.200"></a>
<span class="sourceLineNo">201</span>     */<a name="line.201"></a>
<span class="sourceLineNo">202</span>    public Object clone() throws CloneNotSupportedException {<a name="line.202"></a>
<span class="sourceLineNo">203</span>        CustomPieURLGenerator urlGen = new CustomPieURLGenerator();<a name="line.203"></a>
<span class="sourceLineNo">204</span>        Map map;<a name="line.204"></a>
<span class="sourceLineNo">205</span>        Map newMap;<a name="line.205"></a>
<span class="sourceLineNo">206</span>        String key;<a name="line.206"></a>
<span class="sourceLineNo">207</span><a name="line.207"></a>
<span class="sourceLineNo">208</span>        for (Iterator i = this.urls.iterator(); i.hasNext();) {<a name="line.208"></a>
<span class="sourceLineNo">209</span>            map = (Map) i.next();<a name="line.209"></a>
<span class="sourceLineNo">210</span><a name="line.210"></a>
<span class="sourceLineNo">211</span>            newMap = new HashMap();<a name="line.211"></a>
<span class="sourceLineNo">212</span>            for (Iterator j = map.keySet().iterator(); j.hasNext();) {<a name="line.212"></a>
<span class="sourceLineNo">213</span>                key = (String) j.next();<a name="line.213"></a>
<span class="sourceLineNo">214</span>                newMap.put(key, map.get(key));<a name="line.214"></a>
<span class="sourceLineNo">215</span>            }<a name="line.215"></a>
<span class="sourceLineNo">216</span><a name="line.216"></a>
<span class="sourceLineNo">217</span>            urlGen.addURLs(newMap);<a name="line.217"></a>
<span class="sourceLineNo">218</span>            newMap = null;<a name="line.218"></a>
<span class="sourceLineNo">219</span>        }<a name="line.219"></a>
<span class="sourceLineNo">220</span><a name="line.220"></a>
<span class="sourceLineNo">221</span>        return urlGen;<a name="line.221"></a>
<span class="sourceLineNo">222</span>    }<a name="line.222"></a>
<span class="sourceLineNo">223</span><a name="line.223"></a>
<span class="sourceLineNo">224</span>}<a name="line.224"></a>




























































</pre>
</div>
</body>
</html>
